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Čejkaite & Grimselite

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CZM129483

Čejkaite & Grimselite

Type Locality

Description Tabs

Description
Locality: 
Jáchymov, Krušné Hory, Karlovy Vary Region, Czech Republic
Size Range: 
Small miniature (3-4.5 cm)
Size: 
3.5 × 2.5 × 2.5 cm
Description

Rock fragment richly covered by yellow cejkaite powder aggregates and grimselite crystals aggregates.

Mineral Data
What's on the rock

Čejkaite

Formula: 
Na4(UO2)(CO3)3
Strunz: 
5.ED.50
Crystal System: 
Triclinic
Hardness: 
0.0
Type Locality: 
Jáchymov (St Joachimsthal), Jáchymov District (St Joachimsthal), Krušné Hory Mts (Erzgebirge), Karlovy Vary Region, Bohemia (Böhmen; Boehmen), Czech Republic

Grimselite

Formula: 
K3Na(UO2)(CO3)3·H2O
Strunz: 
5.ED.35
Crystal System: 
Hexagonal
Hardness: 
0.0
Type Locality: 
Gerstenegg-Sommerloch tunnel, Gerstenegg, Grimsel area, Hasli Valley, Bern, Switzerland

Seller Information

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